package com.lol.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.lol.mapper.EbCommentMapper;
import com.lol.mapper.EbNewsMapper;
import com.lol.mapper.EbProductMapper;
import com.lol.model.EbNews;
import com.lol.model.EbProduct;
import org.springframework.stereotype.Controller;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Service//证
public class IndexService {//业务员

    @Resource
    private EbProductMapper ebProductMapper;
    @Resource
    private EbNewsMapper ebNewsMapper;
    //查询首页所有的数据
    public Map<String, Page> index(int page,int pageSize){
        System.out.println("进入IndexService的index方法....");
        Map<String,Page> result = new HashMap<>();
        //TODO 1.调用mapper查询商品分页数据
        Page page1 = new Page(page,pageSize);
        Page productPage = ebProductMapper.selectPage(page1, null);
        System.out.println("查询 商品数据为："+productPage);
        //TODO 2调用mapper查询新闻分页数据
        page1 = new Page(1,8);
        Page newsPage = ebNewsMapper.selectPage(page1,new QueryWrapper<EbNews>()
                .orderByDesc("en_create_time"));
        //TODO 3.调用mapper查询商品分类分页数据
        //将所有数据到result中
        result.put("productPage",productPage);
        result.put("newsPage",newsPage);
        return result;
    }
}
